SPEER 303 (.311") 180GR RN HOT-COR 100PK BRANDS_SPORTSMATCH The Mark IV is compatible

The Mark IV is compatible with a variety of Mark III aftermarket accessories including sights

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Factory fitted Weaver style scope bases

7v 4ah lithium

Can be used by hand or with an electric drill

SPEER 303 (.311") 180GR RN HOT-COR 100PK BRANDS_SPORTSMATCH The Mark IV is compatibleGet incredibly reliable all range accuracy and terminal performance with Speer Hot Cor bullets. Molten lead is poured into the jacket during the construction process to maximize consistency while minimizing cost to the shooter. Accurate and flat shooting Consistent terminal performance on medium and big game Available in a variety of calibers and bullet weights